我正在编写一个使用JTable的应用程序,我希望能够选择单个单元格,以便我可以与所选单元格进行交互。问题是,当我选择一定数量的单元格时,JTable认为我点击了比实际更多的单元格。例如,我单击3个单元格,JTable会自动选择第4个单元格。
这是我的问题的图像。我按照图像中编号的顺序选择3个单元格,选择第3个单元格后选择第4个单元格。
我该如何解决这个问题?
可运行的例子。我的表格应用程序看起来与此相同(显然没有菜单或额外的废话,但这是它的设置方式)。
import java.awt.BorderLayout;
import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.UIManager;
import javax.swing.border.EmptyBorder;
import javax.swing.table.DefaultTableModel;
public class TestTable extends JFrame {
private JPanel contentPane;
private DefaultTableModel dbModel;
private JTable table;
private JScrollPane scrollPane;
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
TestTable frame = new TestTable();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
public TestTable() {
super("Test Table");
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setBounds(100, 100, 800, 500);
String[] columnNames = {"Name","Sport","Years Played"};
Object[][] data = {{"Tim","Baseball","4"},
{"Josh","Hockey","6"},
{"Jessica","Volleyball","3"}};
dbModel = new DefaultTableModel(data, columnNames);
table = new JTable(dbModel);
table.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
table.getColumnModel().setColumnSelectionAllowed(true);
table.setCellSelectionEnabled(true);
scrollPane = new JScrollPane(table);
contentPane = new JPanel();
contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
contentPane.setLayout(new BorderLayout(0, 0));
contentPane.add(scrollPane, BorderLayout.CENTER);
setContentPane(contentPane);
}
}